CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue from Contract with Customer		$ 1,369	$ 3,743	$ 4,045
Revenues:
Total Revenues	$ 1,314	1,444	3,969	4,315
Costs and Expenses:
Cost of Goods and Services Sold			1,765	2,015
Cost, Direct Material			1,343	1,378
Research and Development	35	31	107	106
Selling, General and Administrative Expense	201	192	615	591
Corporate General and Administrative	31	31	95	101
Goodwill, Impairment Loss	399	0	730	0
Prepetition Charges	0	0	86	0
Asset Write-Downs and Other	42	71	120	159
Transformation, Facility Restructuring and Severance Charges	53	27	93	90
Gain on Operational Assets Sale	(15)	0	(15)	0
(Gain) Loss on Sale of Businesses, Net	(8)	0	104	0
Total Costs and Expenses	1,761	1,457	4,835	4,440
Operating Income (Loss)	(447)	(13)	(866)	(125)
Other Income (Expense):
Reorganization Items	(303)	0	(303)	0
Interest Expense, Net (Unrecognized Contractual Interest Expense was $133 million for three months ended September 30, 2019)	(26)	(156)	(341)	(457)
Warrant Fair Value Adjustment	0	11	0	67
Bond Tender and Call Premium	0	0	0	(34)
Currency Devaluation Charges	0	(8)	0	(45)
Other Expense, Net	(8)	(6)	(18)	(21)
Loss Before Income Taxes	(784)	(172)	(1,528)	(615)
Income Tax Provision	(31)	(22)	(76)	(80)
Net Loss	(815)	(194)	(1,604)	(695)
Net Income Attributable to Noncontrolling Interests	6	5	14	13
Net Income (Loss) Attributable to Weatherford	$ (821)	$ (199)	$ (1,618)	$ (708)
Loss Per Share Attributable to Weatherford:
Earnings Per Share, Basic and Diluted	$ (0.82)	$ (0.20)	$ (1.61)	$ (0.71)
Weighted Average Shares Outstanding:
Weighted Average Number of Shares Outstanding, Basic and Diluted	1,004	998	1,004	996
Products
Revenue from Contract with Customer	$ 467	$ 508	$ 1,461	$ 1,471
Costs and Expenses:
Cost of Goods and Services Sold	408	499
Services
Revenue from Contract with Customer	847	936	$ 2,508	$ 2,844
Costs and Expenses:
Cost of Goods and Services Sold	$ 599	$ 606